updated sha1sum to sha256sum in example command

git-svn-id: https://svn.apache.org/repos/asf/vcl/site/trunk@1862774 13f79535-47bb-0310-9956-ffa450edef68
1 file changed
tree: e6077fbfd90764c07b40ecc79cc2da888401f34d
  1. content/
  2. img/
  3. lib/
  4. templates/